Merge branch 'master' into Mario/buff_updates

[xonotic/xonotic-data.pk3dir.git] / qcsrc / warpzonelib / mathlib.qc

diff --git a/qcsrc/warpzonelib/mathlib.qc b/qcsrc/warpzonelib/mathlib.qc
index e702756265ad45367dee72293e50b0f3cee90b4e..e61318d6fb5db0914d80c7377dcefd25fb473e1b 100644 (file)
--- a/qcsrc/warpzonelib/mathlib.qc
+++ b/qcsrc/warpzonelib/mathlib.qc
@@ -294,3 +294,11 @@ int isunordered(float x, float y)
 {
        return !(x < y || x == y || x > y);
 }
+
+vector cross(vector a, vector b)
+{
+       return
+               '1 0 0' * (a.y * b.z - a.z * b.y)
+       +       '0 1 0' * (a.z * b.x - a.x * b.z)
+       +       '0 0 1' * (a.x * b.y - a.y * b.x);
+}